html_output.rb in docparser-0.3.0

- old
+ new
@@ -1,66 +1,69 @@
+# frozen_string_literal: true
+
 require 'cgi'
 module DocParser
   # The XLSXOutput class generates an HTML file containing a table
   # @see Output
   class HTMLOutput < Output
     # @!visibility private
-    HTMLHEADER = <<-EOS
-<!DOCTYPE html>
-<html>
-<head>
-<title>HTML output "#FILENAME#"</title>
-<meta charset="utf-8">
-<style type="text/css">
-body {
-  font-family:"Helvetica Neue", Helvetica, Arial, sans-serif;
-  font-size:12px;
-}
-table {
-  border:1px solid #69c;
-  border-collapse:collapse;
-  font-size:12px;
-  text-align:left;
-  width:480px;
-}
-th {
-  border-bottom:1px dashed #69c;
-  color:#039;
-  font-size:14px;
-  font-weight:normal;
-  padding:12px 17px;
-}
-td {
-  color:#669;
-  padding:7px 17px;
-  white-space: pre;
-}
-tbody tr:hover td {
-  background:#d0dafd;
-  color:#339;
-}
-tbody tr:nth-child(even) {
-  background:#e0eaff;
-}
-</style>
-</head>
-<body>
-<table>
-EOS
+    HTMLHEADER = <<~EOS
+      <!DOCTYPE html>
+      <html>
+      <head>
+      <title>HTML output "#FILENAME#"</title>
+      <meta charset="utf-8">
+      <style type="text/css">
+      body {
+        font-family:"Helvetica Neue", Helvetica, Arial, sans-serif;
+        font-size:12px;
+      }
+      table {
+        border:1px solid #69c;
+        border-collapse:collapse;
+        font-size:12px;
+        text-align:left;
+        width:480px;
+      }
+      th {
+        border-bottom:1px dashed #69c;
+        color:#039;
+        font-size:14px;
+        font-weight:normal;
+        padding:12px 17px;
+      }
+      td {
+        color:#669;
+        padding:7px 17px;
+        white-space: pre;
+      }
+      tbody tr:hover td {
+        background:#d0dafd;
+        color:#339;
+      }
+      tbody tr:nth-child(even) {
+        background:#e0eaff;
+      }
+      </style>
+      </head>
+      <body>
+      <table>
+    EOS
     # @!visibility private
-    HTMLFOOTER = <<-EOS
-</tbody>
-</table>
-<p>#COUNT# rows</p>
-</body>
-</html>
-EOS
+    HTMLFOOTER = <<~EOS
+      </tbody>
+      </table>
+      <p>#COUNT# rows</p>
+      </body>
+      </html>
+    EOS
     def open_file
       @file << HTMLHEADER.gsub('#FILENAME#', @filename)
     end
 
     def header
       return if @header.nil? || @header.empty?
+
       @file << '<thead><tr>'
       @file << @header.map { |f| '<th>' + f + '</th>' }.join
       @file << "</tr></thead>\n<tbody>\n"
       @tbody = true
     end